Graco 233501, 233776 Service, Remove the Fluid and Side Covers, Tools Required, Disassembly

Models: 233777 233501 233500 233776

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Service

Service

Remove the Fluid and Side Covers

Tools Required

DTorque wrench

D2.5 mm allen wrench

D6 mm allen wrench

DAdjustable wrench

Disassembly

WARNING

To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 11.

1.Relieve the pressure.

2.Disconnect the hoses and ground wire.

3. Remove the pump from its mounting.

Remove the Fluid and Side Covers CAUTION

Be careful that the ball checks do not fall out when you remove the fluid covers (32).

4.Remove the six screws (38) and top cover (32) from the center housing (1). Remove the ball check seals (24). Remove the bottom cover and seals.

NOTE: Always replace the ball check seals (24) when- ever the fluid covers (32) are removed. These seals are included in the four repair kits.

NOTE: Perform step 5 only if you are servicing the air valve or the diaphragm shaft.

5.Remove the two screws (39) and take off the side cover (31) and felt dampener (29).

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Graco 233501, 233776, 233500 Service, Remove the Fluid and Side Covers, Tools Required, Disassembly, Relieve the pressure